Home / 345,444.48-476,568.36-224,547.12

Finding the Fourth Proportional to 345,444.48, 476,568.36 and 224,547.12

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Solution

The fourth proportional to 345,444.48, 476,568.36 and 224,547.12 is: 309,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,444.48 : 476,568.36 = 224,547.12 : x
  2. Step 2: Convert to fraction form
    345,444.48/476,568.36 = 224,547.12/x
  3. Step 3: Cross multiply
    345,444.48x = 476,568.36 × 224,547.12
  4. Step 4: Simplify right side
    345,444.48x = 107,012,052,721.12
  5. Step 5: Solve for x
    x = 107,012,052,721.12/345,444.48
  6. Step 6: Final answer
    x = 309,780.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.